[INFO] crate snowchains 0.3.0 is already in cache
[INFO] checking snowchains-0.3.0 against master#212aa3ea28d91a97d1e1261709c0b6e6790788e6 for pr-69340
[INFO] extracting crate snowchains 0.3.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate snowchains 0.3.0 on toolchain 212aa3ea28d91a97d1e1261709c0b6e6790788e6
[INFO] running `"/workspace/cargo-home/bin/cargo" "+212aa3ea28d91a97d1e1261709c0b6e6790788e6" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate snowchains 0.3.0
[INFO] finished tweaking crates.io crate snowchains 0.3.0
[INFO] tweaked toml for crates.io crate snowchains 0.3.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate snowchains 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+212aa3ea28d91a97d1e1261709c0b6e6790788e6" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+212aa3ea28d91a97d1e1261709c0b6e6790788e6" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9dd4da9504954f246e6feddfa8eca1197ed7236519ff8469d92eccccf3c7dd23
[INFO] running `"docker" "start" "-a" "9dd4da9504954f246e6feddfa8eca1197ed7236519ff8469d92eccccf3c7dd23"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking futures-task v0.3.1
[INFO] [stderr]    Compiling if_chain v1.0.0
[INFO] [stderr]     Checking webbrowser v0.5.2
[INFO] [stderr]     Checking futures-io v0.3.1
[INFO] [stderr]    Compiling ring v0.16.9
[INFO] [stderr]     Checking futures01 v0.1.29
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]    Compiling indexmap v1.3.1
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking socket2 v0.3.11
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking rpassword v4.0.5
[INFO] [stderr]     Checking bzip2-sys v0.1.7
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]     Checking buf_redux v0.8.4
[INFO] [stderr]     Checking flate2 v1.0.13
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking backtrace v0.3.42
[INFO] [stderr]     Checking ctrlc v3.1.3
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]    Compiling cssparser v0.25.9
[INFO] [stderr]    Compiling syn-mid v0.4.0
[INFO] [stderr]    Compiling html5ever v0.24.1
[INFO] [stderr]    Compiling tokio-macros v0.2.4
[INFO] [stderr]    Compiling strum_macros v0.17.1
[INFO] [stderr]    Compiling ref-cast-impl v1.0.0
[INFO] [stderr]    Compiling derive_more v0.99.2
[INFO] [stderr]    Compiling derive-new v0.5.8
[INFO] [stderr]     Checking futures-util v0.3.1
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking sha2 v0.8.1
[INFO] [stderr]    Compiling enum-as-inner v0.2.1
[INFO] [stderr]    Compiling derivative v1.0.3
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking combine v3.8.1
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr] error: could not compile `html5ever`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name build_script_build /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/html5ever-0.24.1/build.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C debuginfo=2 -C metadata=a8153fcf41c3b0e8 -C extra-filename=-a8153fcf41c3b0e8 --out-dir /opt/rustwide/target/debug/build/html5ever-a8153fcf41c3b0e8 -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-42f245d29bc61704.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-793f8c6a2919f0bb.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-7a3bf822f9243af6.rlib --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "9dd4da9504954f246e6feddfa8eca1197ed7236519ff8469d92eccccf3c7dd23"`
[INFO] running `"docker" "rm" "-f" "9dd4da9504954f246e6feddfa8eca1197ed7236519ff8469d92eccccf3c7dd23"`
[INFO] [stdout] 9dd4da9504954f246e6feddfa8eca1197ed7236519ff8469d92eccccf3c7dd23